Mathematics
Mohit draws a card from a well-shuffled deck of 52 cards. Find the probability of getting :
(i) a jack of red suit
(ii) 5 or 9 of club
(iii) a diamond card
(iv) 2 or 3 or 5 of black suit.
Related Questions
Use graph paper for this question. Take 1 cm = 1 unit on both the axes.
(i) Plot the points A(1, 1), B(5, 3) and C(2, 7).
(ii) Construct the locus of points equidistant from A and B.
(iii) Construct the locus of points equidistant from AB and AC.
(iv) Construct the point P such that PA = PB and P is equidistant from AB and AC.
If x2 + 3x + 2 is a factor of 3x3 + x2 - ax - b, find the values of a and b.
Use graph paper for this question. Take 2 cm = 1 unit along both the axes.
(i) Plot the points A(2, 3), B(2, 2) and C(3, 2).
(ii) Reflect A, B and C about x-axis and name them as A', B' and C' respectively.
(iii) Reflect A, B, C, A', B' and C' about y-axis and name them as A'', B'', C'', A''', B''' and C''' respectively.
(iv) Join A, B, C, C'', B'', A'', A''', B''', C''', C', B', A' and A to make a closed figure.